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GR-1001
GORUN
Customized Building Insulation Layer Yellow Zinc Self Drilling China Screw
When installing insulation layers on exterior walls and roofs of buildings, our specialized screw is essential.
The self-tapping screw quickly penetrates building structures, significantly boosting work efficiency.
The flat and wide washer securely fixes the insulation layer to the structure, preventing loosening or detachment.
The robust galvanized layer withstands harsh outdoor humidity fluctuations,
ensuring long-term durability and reliability.
Why Choose Our Factory?
✅ Direct Manufacturer, No Middleman
We are a certified direct factory, not a trading company. This means faster production, better pricing, and direct communication.
✅ ISO 9001 Certified
Our factory meets international quality standards. Every step—from material sourcing to shipping—is strictly controlled.
✅ CE & RoHS Compliant
All our screws are CE & RoHS certified, ensuring they meet EU environmental and safety requirements.
✅ SGS-Audited Supplier
An independent agency (SGS) has verified our factory’s credibility. You can trust our production capacity and ethical practices.
Your Benefits with GORUN SCREW
✔ Flexibility: Customize any detail, even small orders.
✔ Reliability: Proven quality systems and certifications.
✔ Transparency: Full traceability from factory to shipment.
Secure Transactions
To enhance safety, we operate on MAKE IN CHINA 
(Link: https://screw-manufacturer.en.made-in-china.com/
Ready to Start?
Contact us now for a quote or sample. No matter where you're from!
Customized Building Insulation Layer Yellow Zinc Self Drilling China Screw
When installing insulation layers on exterior walls and roofs of buildings, our specialized screw is essential.
The self-tapping screw quickly penetrates building structures, significantly boosting work efficiency.
The flat and wide washer securely fixes the insulation layer to the structure, preventing loosening or detachment.
The robust galvanized layer withstands harsh outdoor humidity fluctuations,
ensuring long-term durability and reliability.
Why Choose Our Factory?
✅ Direct Manufacturer, No Middleman
We are a certified direct factory, not a trading company. This means faster production, better pricing, and direct communication.
✅ ISO 9001 Certified
Our factory meets international quality standards. Every step—from material sourcing to shipping—is strictly controlled.
✅ CE & RoHS Compliant
All our screws are CE & RoHS certified, ensuring they meet EU environmental and safety requirements.
✅ SGS-Audited Supplier
An independent agency (SGS) has verified our factory’s credibility. You can trust our production capacity and ethical practices.
Your Benefits with GORUN SCREW
✔ Flexibility: Customize any detail, even small orders.
✔ Reliability: Proven quality systems and certifications.
✔ Transparency: Full traceability from factory to shipment.
Secure Transactions
To enhance safety, we operate on MAKE IN CHINA
(Link: https://screw-manufacturer.en.made-in-china.com/
Ready to Start?
Contact us now for a quote or sample. No matter where you're from!
